docs: def run_from_argv(self, prog, subcommand, global_options, argv):
          """
          Set up any environment changes requested, then run this command.
      
          """
          self.prog_name = prog
          if self.skip_options:
              parser = NewOptionParser(prog=self.prog_name,
                       usage=self.usage(subcommand),
                      version='',
                      formatter = NewFormatter(),
                       add_help_option = False,
                       option_list=self.option_list)
          else:
              parser = self.create_parser(prog, subcommand)
          options, args = parser.parse_args(argv)
          self.execute(args, options, global_options)